Grade 12th PassIntegral Calculus Integration from 0 to infinity x2 / (xsinx ecosx)2 pankaj gupta 14 Years agoGrade 12th Pass
Rinkoo Gupta12 Years agointegral lim x=0 to infinity x^2/x^2sin^2xe^2cos^2x=integral lim x=0 to infinity 1/sin^2xe^2cos^2x=1/e^2integral lim x=0 to infinity4/(2sinxcosx)^2=4/e^2integral lim x=0 to infinity dx/sin^2(2x)=4/e^2 integral lim x=0 to infinity cosec^2(2x) dx=4/e^2 [(-cot2x)/2] x=0 to infinity=2/e^2[-cot infinity+ cot0]=infiniteThanks & RegardsRinkoo GuptaAskIItians Faculty